126140093 has 2 divisors, whose sum is σ = 126140094. Its totient is φ = 126140092.

The previous prime is 126140071. The next prime is 126140129. The reversal of 126140093 is 390041621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124835929 + 1304164 = 11173^2 + 1142^2 .

It is a cyclic number.

It is not a de Polignac number, because 126140093 - 2¹⁴ = 126123709 is a prime.

It is a super-2 number, since 2×126140093² = 31822646124097298, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126140593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63070046 + 63070047.

It is an arithmetic number, because the mean of its divisors is an integer number (63070047).

Almost surely, 2^126140093 is an apocalyptic number.

It is an amenable number.

126140093 is a deficient number, since it is larger than the sum of its proper divisors (1).

126140093 is an equidigital number, since it uses as much as digits as its factorization.

126140093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 126140093 is about 11231.2106649283. The cubic root of 126140093 is about 501.5155257224.

The spelling of 126140093 in words is "one hundred twenty-six million, one hundred forty thousand, ninety-three".